No Lifer

I never coded with GRE myself, but Firefox uses it, so it's a pretty well established platform. I suppose you can find some kind of online training if you want to learn it. In person is always better as you can ask questions and stuff, but nice thing about online is you can copy and paste stuff at your own leisure to get some reference for future use. Or in some cases download the entire course materials. Having good solid reference to go on is sometimes more valuable than the training itself.

Diamond Member

I never coded with GRE myself, but Firefox uses it, so it's a pretty well established platform. I suppose you can find some kind of online training if you want to learn it. In person is always better as you can ask questions and stuff, but nice thing about online is you can copy and paste stuff at your own leisure to get some reference for future use. Or in some cases download the entire course materials. Having good solid reference to go on is sometimes more valuable than the training itself.

Lifer

The general test is pretty easy - if you can't do well on it you're not ready for graduate school. I can say that the mathematics subject test is mostly about recognizing tricks to get through the questions quickly, which I suppose is pretty appropriate for becoming a mathematician. There should be samples online. Here's one for the math test: